80217760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1$

素因数の和:1158

約数の個数: 96

約数和(自身を含む): 220026240

約数和(自身を除く): 139808480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 335, 469, 536, 560, 670, 938, 1069, 1072, 1120, 1340, 1876, 2138, 2144, 2345, 2680, 3752, 4276, 4690, 5345, 5360, 7483, 7504, 8552, 9380, 10690, 10720, 14966, 15008, 17104, 18760, 21380, 29932, 34208, 37415, 37520, 42760, 59864, 71623, 74830, 75040, 85520, 119728, 143246, 149660, 171040, 239456, 286492, 299320, 358115, 501361, 572984, 598640, 716230, 1002722, 1145968, 1197280, 1432460, 2005444, 2291936, 2506805, 2864920, 4010888, 5013610, 5729840, 8021776, 10027220, 11459680, 16043552, 20054440, 40108880, 80217760]

約数ペア:

[(1, 80217760), (2, 40108880), (4, 20054440), (5, 16043552), (7, 11459680), (8, 10027220), (10, 8021776), (14, 5729840), (16, 5013610), (20, 4010888), (28, 2864920), (32, 2506805), (35, 2291936), (40, 2005444), (56, 1432460), (67, 1197280), (70, 1145968), (80, 1002722), (112, 716230), (134, 598640), (140, 572984), (160, 501361), (224, 358115), (268, 299320), (280, 286492), (335, 239456), (469, 171040), (536, 149660), (560, 143246), (670, 119728), (938, 85520), (1069, 75040), (1072, 74830), (1120, 71623), (1340, 59864), (1876, 42760), (2138, 37520), (2144, 37415), (2345, 34208), (2680, 29932), (3752, 21380), (4276, 18760), (4690, 17104), (5345, 15008), (5360, 14966), (7483, 10720), (7504, 10690), (8552, 9380)]